130 lines
3.9 KiB
C#
130 lines
3.9 KiB
C#
#region Copyright & License Information
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/*
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* Copyright 2007-2020 The OpenRA Developers (see AUTHORS)
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* This file is part of OpenRA, which is free software. It is made
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* available to you under the terms of the GNU General Public License
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* as published by the Free Software Foundation, either version 3 of
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* the License, or (at your option) any later version. For more
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* information, see COPYING.
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*/
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#endregion
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using System.Linq;
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using OpenRA.Mods.Cnc.Traits.Render;
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using OpenRA.Mods.Common.Traits;
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using OpenRA.Mods.Common.Traits.Render;
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using OpenRA.Traits;
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namespace OpenRA.Mods.Cnc.Traits
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{
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[Desc("Actor's turret rises from the ground before attacking.")]
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class AttackPopupTurretedInfo : AttackTurretedInfo, Requires<BuildingInfo>, Requires<WithEmbeddedTurretSpriteBodyInfo>
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{
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[Desc("How many game ticks should pass before closing the actor's turret.")]
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public readonly int CloseDelay = 125;
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public readonly WAngle DefaultFacing = WAngle.Zero;
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[Desc("The percentage of damage that is received while this actor is closed.")]
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public readonly int ClosedDamageMultiplier = 50;
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[SequenceReference]
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[Desc("Sequence to play when opening.")]
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public readonly string OpeningSequence = "opening";
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[SequenceReference]
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[Desc("Sequence to play when closing.")]
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public readonly string ClosingSequence = "closing";
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[SequenceReference]
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[Desc("Idle sequence to play when closed.")]
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public readonly string ClosedIdleSequence = "closed-idle";
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[Desc("Which sprite body to play the animation on.")]
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public readonly string Body = "body";
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public override object Create(ActorInitializer init) { return new AttackPopupTurreted(init, this); }
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}
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class AttackPopupTurreted : AttackTurreted, INotifyIdle, IDamageModifier
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{
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enum PopupState { Open, Rotating, Transitioning, Closed }
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readonly AttackPopupTurretedInfo info;
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readonly WithSpriteBody wsb;
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readonly Turreted turret;
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int idleTicks = 0;
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PopupState state = PopupState.Open;
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bool skippedMakeAnimation;
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public AttackPopupTurreted(ActorInitializer init, AttackPopupTurretedInfo info)
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: base(init.Self, info)
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{
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this.info = info;
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turret = turrets.FirstOrDefault();
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wsb = init.Self.TraitsImplementing<WithSpriteBody>().Single(w => w.Info.Name == info.Body);
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skippedMakeAnimation = init.Contains<SkipMakeAnimsInit>(info);
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}
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protected override void Created(Actor self)
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{
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base.Created(self);
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// Map placed actors are created in the closed state
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if (skippedMakeAnimation)
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{
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state = PopupState.Closed;
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wsb.PlayCustomAnimationRepeating(self, info.ClosedIdleSequence);
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turret.FaceTarget(self, Target.Invalid);
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}
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}
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protected override bool CanAttack(Actor self, Target target)
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{
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if (state == PopupState.Closed)
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{
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state = PopupState.Transitioning;
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wsb.PlayCustomAnimation(self, info.OpeningSequence, () =>
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{
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state = PopupState.Open;
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wsb.PlayCustomAnimationRepeating(self, wsb.Info.Sequence);
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});
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idleTicks = 0;
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}
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if (state == PopupState.Transitioning || !base.CanAttack(self, target))
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return false;
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idleTicks = 0;
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return true;
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}
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void INotifyIdle.TickIdle(Actor self)
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{
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if (state == PopupState.Open && idleTicks++ > info.CloseDelay)
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{
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var facingOffset = new WVec(0, -1024, 0).Rotate(WRot.FromYaw(info.DefaultFacing));
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turret.FaceTarget(self, Target.FromPos(self.CenterPosition + facingOffset));
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state = PopupState.Rotating;
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}
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else if (state == PopupState.Rotating && turret.HasAchievedDesiredFacing)
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{
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state = PopupState.Transitioning;
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wsb.PlayCustomAnimation(self, info.ClosingSequence, () =>
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{
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state = PopupState.Closed;
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wsb.PlayCustomAnimationRepeating(self, info.ClosedIdleSequence);
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turret.FaceTarget(self, Target.Invalid);
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});
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}
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}
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int IDamageModifier.GetDamageModifier(Actor attacker, Damage damage)
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{
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return state == PopupState.Closed ? info.ClosedDamageMultiplier : 100;
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}
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}
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}
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